Library of Congress buildings and grounds

(b)The term “Library of Congress buildings and grounds” shall include (1) the whole or any part of any building or structure which is occupied under lease or otherwise by the Library of Congress and is subject to supervision and control by the Librarian of Congress, (2) the land upon which there is situated any building or structure which is occupied wholly by the Library of Congress, and (3) any subway or enclosed passageway connecting two or more buildings or structures occupied in whole or in part by the Library of Congress.